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beginner 8 levels · ~45 min

SQL y Bases de Datos para Principiantes: De Cero a Héroe

Tablas, SELECT, JOINs, y cómo cambiar datos de forma segura - la habilidad detrás de casi todo trabajo de backend, analista, y administrador.

What You'll Learn
  • Comprender qué es una base de datos y por qué existe SQL
  • Leer y escribir consultas básicas SELECT/WHERE
  • Comprender cómo los JOINs conectan tablas relacionadas
  • Usar agregados y GROUP BY para resumir datos
  • Hacer INSERT, UPDATE y DELETE de datos de forma segura
Course Outline
What Is a Database, Really?
Tables, Rows & Columns
SELECT, WHERE & Filtering Data
JOINs — Combining Tables
Aggregates, GROUP BY & Sorting
INSERT, UPDATE, DELETE & Data Safety
Career Path
Congratulations — You're Ready!
Quiz
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